Mia Farrow, Judd Apatow, other celebrities react to DACA repeal

President Donald Trump's decision to end the Deferred Action for Childhood Arrivals program, known as DACA, was immediately followed by opposition on social media from celebrities.

Established in 2012 by former President Barack Obama, DACA protects nearly 800,000 Dreamers, people who came into the country illegally as children, from deportation. Trump has given Congress a six-month period to come up with a replacement.

From expressing disappointment with the current administration, to calling on New Yorkers to head down to Trump Tower to protest, here's how Judd Apatow, Mia Farrow and other celebrities reacted to the repeal on Twitter.

They spoke up to "protect the youth of our country" ...

Expelling 800,000 kids who grew up in America is wrong, cruel, sickening. #Dreamers#DACA